--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-03-25T00:00:00Z dns-udp-queries-received-ipv4: 3631679176 dns-udp-queries-received-ipv6: 886460835 dns-tcp-queries-received-ipv4: 107226231 dns-tcp-queries-received-ipv6: 56792085 dns-udp-responses-sent-ipv4: 3626852763 dns-udp-responses-sent-ipv6: 886289994 dns-tcp-responses-sent-ipv4: 86748168 dns-tcp-responses-sent-ipv6: 58507556